forked from OSchip/llvm-project
53 lines
1.4 KiB
Makefile
53 lines
1.4 KiB
Makefile
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Description := Static runtime libraries for clang/Linux.
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###
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CC := clang
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Arch := unknown
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Configs :=
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# We don't currently have any general purpose way to target architectures other
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# than the compiler defaults (because there is no generalized way to invoke
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# cross compilers). For now, we just find the target archicture of the compiler
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# and only define configurations we know that compiler can generate.
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CompilerTargetTriple := $(shell \
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$(CC) -v 2>&1 | grep 'Target:' | cut -d' ' -f2)
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ifneq ($(DEBUGMAKE),)
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ifeq ($(CompilerTargetTriple),)
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$(error "unable to infer compiler target triple for $(CC)")
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endif
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endif
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CompilerTargetArch := $(firstword $(subst -, ,$(CompilerTargetTriple)))
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# Only define configs if we detected a linux target.
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ifneq ($(findstring -linux-,$(CompilerTargetTriple)),)
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# Configurations which just include all the runtime functions.
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ifeq ($(CompilerTargetArch),i386)
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Configs += full-i386
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Arch.full-i386 := i386
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endif
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ifeq ($(CompilerTargetArch),x86_64)
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Configs += full-x86_64
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Arch.full-x86_64 := x86_64
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endif
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endif
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###
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CFLAGS := -Wall -Werror -O3 -fomit-frame-pointer
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CFLAGS.full-i386 := $(CFLAGS) -m32
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CFLAGS.full-x86_64 := $(CFLAGS) -m64
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FUNCTIONS.full-i386 := $(CommonFunctions) $(ArchFunctions.i386)
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FUNCTIONS.full-x86_64 := $(CommonFunctions) $(ArchFunctions.x86_64)
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# Always use optimized variants.
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OPTIMIZED := 1
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# We don't need to use visibility hidden on Linux.
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VISIBILITY_HIDDEN := 0
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